Finding the Fourth Proportional to 102,152.99, 153,371.64 and 52,267.52
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Solution
The fourth proportional to 102,152.99, 153,371.64 and 52,267.52 is: 78,474.01
Step by Step Solution
- Step 1: Write the proportion equation
102,152.99 : 153,371.64 = 52,267.52 : x - Step 2: Convert to fraction form
102,152.99/153,371.64 = 52,267.52/x - Step 3: Cross multiply
102,152.99x = 153,371.64 × 52,267.52 - Step 4: Simplify right side
102,152.99x = 8,016,355,261.13 - Step 5: Solve for x
x = 8,016,355,261.13/102,152.99 - Step 6: Final answer
x = 78,474.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.